The ratio of the present ages of Ram and Shyam is 3 : 4, and 4 years ago the ratio was 2 : 3.
The ratio of the present ages of Ram and Shyam is 3 : 4, and 4 years ago the ratio was 2 : 3. What will be the ratio of the ages of Ram and Shyam 4 years from now?
राम और श्याम की वर्तमान आयु का अनुपात 3 : 4 है, और 4 वर्ष पहले यह अनुपात 2 : 3 था। अब से 4 वर्ष बाद राम और श्याम की आयु का अनुपात क्या होगा?
Detailed Solution & Logic
Correct Answer:
4 : 5
Let present ages be $ 3x $ and $ 4x $
$ \frac{3x-4}{4x-4}=\frac{2}{3} $
$ 3(3x-4)=2(4x-4) $
$ 9x-12=8x-8 x=4 $
Present ages: 12 and 16
After 4 years 16 and 20
Ratio =16:20=4:5
4:5
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